NoOperation Method

Description

Check the status of the control connection. The server should send an OK reply.

Syntax

Visual Basic
Public Sub NoOperation()

Remarks

Sends the ftpNoOperation command.

If Timeout is greater than 0, this method blocks until a reply is received from the server or a ptTimeout error occurs. If Timeout is 0, this method immediately returns and the Progress event fires with FtpCmd = ftpNoOperation when the reply is received.

Error Codes

This method may generate the following error code (refer to ErrorConstants for a complete list of error codes):

ptBlocked
ptConnectionAborted
ptConnectionReset
ptNetworkDown
ptNetworkReset
ptNoBufferSpace
ptNotConnected
ptTimeout